A Combined PWM and AEM-Based AC Voltage Controller for Resistive Loads

Table 4

Comparison of SAC and AEM in terms of harmonic distortion factor.

Harmonic order	SAC	AEM
	THD	THD
h3	96.31464	0.15918
h5	91.53594	0.035373
h7	84.64122	0.035373
h9	75.94786	0.141493
h11	65.80855	0.106118
h13	54.66411	0.070745
h15	42.99067	0.053059
h17	31.24671	0.15918
h19	19.90832	93.95075
h21	9.416334	94.00383
h23	0.1058	0.141493
h25	7.705878	0.053059